Facts about Roentgenium

Facts About

Facts about the Definition of the Element Roentgenium

The Element Roentgenium is defined as...
Roentgenium is a chemical element in the periodic table that has the symbol Rg (formerly temporarily Uuu) and atomic number 111. It has an atomic weight of 272 making it one of the super-heavy atoms.

It is a synthetic element whose only known isotope has a half-life of around 15 ms before it decays into meitnerium. Due to its presence in Group 11 it is a transition metal and so probably metallic and solid.

Interesting Facts about the Origin and Meaning of the element name Roentgenium

What are the origins of the word Roentgenium ?
The name was given in honour of honour of Wilhelm Roentgen.

Facts about the Classification of the Element Roentgenium
Roentgenium is classified as a "Transition Metal" which are located in Groups 3 - 12 of the Periodic Table. An Element classified as a Transition Metals is ductile, malleable, and able to conduct electricity and heat.

Brief Facts about the Discovery and History of the Element Roentgenium
Roentgenium was discovered by S. Hofmann at the Gesellschaft fur Schwerionenforschung in Darmstadt, Germany in 1994.

Occurrence of the element Roentgenium
Man-made

Common Uses of Roentgenium
No known use

The Properties of the Element Roentgenium
Name of Element : Roentgenium
Symbol of Element : Rg
Atomic Number of Roentgenium : 111
Atomic Mass: [272] amu
Melting Point: N/A
Boiling Point: N/A
Number of Protons/Electrons in Roentgenium : Unknown
Number of Neutrons in Roentgenium : Unknown
Crystal Structure: Unknown
Density Unknown
Color of Roentgenium : Unknown

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